wk 10-12-Building IS - SDLC-std - Building Information...

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From Problem-Solving To Implementation Building Information Systems
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Lecture OBJECTIVES v Review the core problem-solving steps for developing new information systems. v Evaluate models for assessing the business value of information systems. v Assess the requirements for successfully managing change created by new systems. v Identify methods for building information systems. v Describe alternative methodologies for modeling and designing systems. 2
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Developing an IS Solution (Based on Problem-Solving) 3 Problem Solving and Systems Development 4 Step Process Define & understand the problem Develop alternative solutions Choose the best solution Implement the solution Define the problem Identify causes Identify solution objectives Identify information requirements Identify alternative solutions Evaluate the alternatives Choose the best solution Create detailed design specifics Acquire hardware Develop/acquire software Test and convert the system Prepare training procedures and documentation Evaluate the system solution Systems Analysis
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Making the Business Case for a New System v Financial issues Tangible benefits Intangible benefits Capital budgeting methods v Non-financial issues Strategic advantages Information systems plan Portfolio analysis Scoring model 4 Understanding the Business Value of Systems and Managing Change
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A System Portfolio of Projects 5 Understanding the Business Value of Systems and Managing Change
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New System Challenges v User interface design v Costs to implement or run v User involvement and influence User-designer communications gap v Management support and commitment v Level of complexity and risk v Quality of project management 6 Understanding the Business Value of Systems and Managing Change
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Managing Change Successfully v Outsourcing and external consultants v Formal planning and control tools v User education and training v Ergonomics v Organizational impact analysis 7 Understanding the Business Value of Systems and Managing Change
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The SDLC Building & Implementing Information Systems 8
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This note was uploaded on 02/02/2012 for the course HADM 3387 at Cornell University (Engineering School).

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wk 10-12-Building IS - SDLC-std - Building Information...

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